function HandleB1ModifyDesign(gui, operator, now, options) {
  this._gui = gui;
  this._operator = operator;
  this._now = now;
  this._options = options;

  this._createElements();
};

HandleB1ModifyDesign.prototype._createElements = function() {
  new HandleFindDesigner(this._gui, this._operator, this._now, this._options);
};